Drinking water quality · 2022
· Verified
What's in Placer Cwa - Foothill — Auburn, Ca, CA tap water
16 contaminants were measured in the Placer Cwa - Foothill — Auburn, Ca, CA water system's 2022 annual report. Each is shown below against its federal limit.
- Reporting year
- 2022
- Contaminants measured
- 16
- Over federal limit
- 0
- Approaching the limit
- 0
- Service area
- CA
Compliance history
Federal Safe Drinking Water Act violation & enforcement records (EPA SDWIS). A violation is a regulatory determination by the state or EPA — separate from the measured levels above.
Disinfection byproducts
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TTHMTotal trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter. | 23–51.75 ug/LReported levelSurface Water Range and Average or (HRAA) | None set | Within the limit |
| HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter. | 17.2–33 ug/LReported levelSurface Water Range and Average or (HRAA) | None set | Within the limit |
Disinfectants
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ChlorineA disinfectant added to drinking water to kill bacteria and viruses. | 0.14–0.84 mg/LReported levelSurface Water Range and Average or (HRAA) | None set | Within the limit |
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0 mg/LReported levelSurface Water Range and Average or (HRAA) | 4 mg/LMCL | None detected |
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | 0 mg/LReported levelSurface Water Range and Average or (HRAA) | 10 mg/LMCL | None detected |
| NitriteA compound from fertilizer runoff, sewage, and erosion of natural deposits. | 0 mg/LReported levelSurface Water Range and Average or (HRAA) | 1 mg/LMCL | None detected |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| CopperA metal that enters water from corroding household plumbing. | 0 mg/L90th percentileAt the tap | 1.3 mg/LAction level | None detected |
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | 0 mg/L90th percentileAt the tap | 0.015 mg/LAction level | None detected |
| CalciumA naturally occurring mineral that contributes to water hardness. | 2.82–2.96 mg/LReported levelSurface Water Range and Average or (HRAA) | None set | Detected — no federal limit |
| MagnesiumA naturally occurring mineral that contributes to water hardness. | 0.87–0.88 mg/LReported levelSurface Water Range and Average or (HRAA) | None set | Detected — no federal limit |
| SodiumA naturally occurring salt component. | 6.61–7.84 mg/LReported levelSurface Water Range and Average or (HRAA) | None set | Detected — no federal limit |
Microbial
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Total ColiformA group of bacteria used as an indicator of overall water-system sanitation. | 0–1Reported levelSurface Water Range and Average or (HRAA) | 0Public health goal | Detected — no federal limit |
Physical & aggregate
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| AlkalinityA measure of the water's capacity to neutralize acids. | 15–15.6 mg/LReported levelSurface Water Range and Average or (HRAA) | None set | Detected — no federal limit |
| Bicarbonate | 10.8–13.5 mg/LReported levelSurface Water Range and Average or (HRAA) | None set | Detected — no federal limit |
| HardnessA measure of dissolved calcium and magnesium minerals. | 10.7–11 mg/LReported levelSurface Water Range and Average or (HRAA) | None set | Detected — no federal limit |
| TOCTotal organic carbon — a measure of organic material dissolved in the water. | 0–1.3 mg/LReported levelSurface Water Range and Average or (HRAA) | None set | Detected — no federal limit |
People also ask about Placer Cwa - Foothill — Auburn, Ca, CA's water
+Is Placer Cwa - Foothill — Auburn, Ca, CA tap water safe to drink in 2022?
Every one of the 16 contaminants measured in Placer Cwa - Foothill — Auburn, Ca, CA's 2022 Consumer Confidence Report is below its federal limit. "Safe" under the EPA's drinking-water standards is health-based, not aesthetic — but by those standards, no measured contaminant in this report exceeds its enforceable threshold. Individual health concerns (e.g. immunocompromised, infant, pregnancy) may warrant additional filtering regardless of compliance.
+What contaminants are in Placer Cwa - Foothill — Auburn, Ca, CA tap water?
16 contaminants were measured in Placer Cwa - Foothill — Auburn, Ca, CA's 2022 Consumer Confidence Report, spanning metals, physical & aggregate, and inorganic chemicals. 6 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.
+Where does the data on this page come from?
Every value is transcribed from Placer Cwa - Foothill — Auburn, Ca, CA's 2022 Consumer Confidence Report — the annual drinking-water report every U.S. public water utility is required by federal law to publish. The original source document is archived and viewable on this site. A water-quality report covers an entire service area, not a single address.
+How often is Placer Cwa - Foothill — Auburn, Ca, CA's water quality data updated?
Each U.S. public water utility publishes one Consumer Confidence Report per year, covering the prior calendar year's measurements. This page reflects the 2022 report; a new report will replace it once the utility publishes its next annual update.